Sue MacGregor brings together some of the key figures involved in the relief operation during the Bosnian war from 1992 to 1995. Show more

The comedy panel game continues this week with Sir Terry Wogan making his first ever appearance alongside Paul Merton, Julian Clary and Graham Norton. Nicholas Parsons hosts. Show more

Simon Parkes reports from Japan on new ideas being developed for the future of the nation's food supplies. Show more

The latest weather forecast.

The latest national and international news, with an in-depth look at events around the world. To share your views email: wato@bbc.co.uk or on twitter: #theworldthisweekend.

Mark Vernon asks if immediacy of information and knowledge has fooled people into thinking that they have all the answers and do not need to challenge or doubt their actions. Show more

Eric Robson and the team join gardeners in Northumberland. Also, Matthew Wilson revisits the site of the 2012 Olympic Park, ending up at its supplier nursery in Kent. Show more

Tony Hill honours five scientists, dismissed in their day as blue-sky time-wasters, who revolutionised microscopes, electrical power, aircraft, gyroscopic travel and digital sound. Show more

Anna Tellwright inherits a fortune and provokes her father. 19th-century love, tyranny and rebellion. Stars Charlotte Riley. Show more

James Naughtie and readers talk to Benjamin Zephaniah, the poet and novelist who is equally popular with both adults and children. The chosen novel is Refugee Boy. Show more

Roger McGough introduces requests for poems that may inspire and encourage the world's athletes taking part in the London 2012 Olympic and Paralympic Games. Show more

The Government plans to hand control of the NHS budget in England to family doctors. But are GPs good managers and do they offer value for money? Gerry Northam reports. Show more

Chris Bowlby looks at the life and career of John Galliano, the highly successful British designer sacked this week by fashion house Dior after allegations of anti-Semitic comments. Show more

The latest shipping forecast.

The latest weather forecast.

The latest national and international news from BBC Radio 4.

John Waite makes his selection from the week's radio. Show more

David has something important to say and Lily tries to tell tales. Show more

With unrest and uncertainty rampant in parts of the Middle East we ask former US Ambassador Marc Ginsberg what could or should America be doing to help. Show more

The fearless commander and crew are plummeting towards Mars with no thick atmosphere to slow them down. Read by Peter Capaldi. Show more

Hardeep Singh Kohli's first kiss, music and speech and a BBC Hindi fan on the loss of shortwave. Presented by Roger Bolton. Show more

Hugh Miles talks to close associates of Colonel Gaddafi's son Saif al Islam and reveals how governments, big business and dissidents were persuaded to help the regime. Show more

Martha Kearney presents the Radio 4 Appeal on behalf of the charity Bees for Development. Show more

Dr Maha Azzam of the Royal Institute of International Affairs asks how the uprisings in Egypt and the Middle East will change the strategic interests of the West. Show more

Preview of the week's political agenda at Westminster with MPs, experts and commentators. Discussion of the issues politicians are grappling with in the corridors of power. Show more

David Aaronovitch of the Times takes a wry look at how the broadsheets and red tops treat the week's news. Show more

Francine Stock talks to British director Joanna Hogg about Archipelago, a tense and awkward family drama set on the island of Tresco. Show more

Mark Tully considers Abraham's legacy for Judaism, Islam and Christianity with the help of composer Steve Reich and video artist Beryl Korot. Show more

The latest national and international news from BBC Radio 4. Followed by Weather.

Despite the trend for governments to try to promote happiness, the French philosopher Pascal Bruckner says it has become a burden and that a rich life with tears has more meaning. Show more

The bells of St Mary's, Barnes, London.

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BBC Radio 4 joins the BBC World Service.